This name is a synonym of Psychopsis papilio (Lindl.) H.G.Jones.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 167057) with original publication details: Bol. Soc. Portug. Ci. Nat. 16: 77 1976.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1044001-2.
This name was in version 1 of The Plant List, record kew-167057, and has not been changed.